<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
	<title>演示AngularJS的双向绑定</title>
</head>

<body ng-app>
	请输入内容：<input type="text" ng-model="value"/>
	<br>
	已输入的内容：{{value}}

	<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.7.7/angular.min.js"></script>
</body>
</html>